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Profile Picture

Jason J. Mendro

Jason
Mendro

Partner

CONTACT INFO

jmendro@gibsondunn.com

TEL:+1 202.887.3726

FAX:+1 202.530.9626

Washington, D.C.

1050 Connecticut Avenue, N.W., Washington, DC 20036-5306 USA

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PRACTICE

Securities Litigation Administrative Law and Regulatory Practice Appellate and Constitutional Law Class Actions Litigation

BIOGRAPHY

Jason J. Mendro is a litigation partner in the Washington, D.C. office of Gibson, Dunn & Crutcher.  Mr. Mendro has extensive experience defending class and derivative action lawsuits at the trial and appellate level.  He is ranked as a leading (Band 1) lawyer in Securities Litigation by Chambers USA: America’s Leading Lawyers for Business 2022, and has earned national recognition, being named “Litigator of the Week” by The American Lawyer and a “Rising Star” by Law360 and Super Lawyers.  Mr. Mendro defends a broad spectrum of commercial litigation.  He represents companies and their directors and officers in wide-ranging shareholder disputes, including securities class actions, challenges to mergers and acquisitions, and derivative lawsuits.  He advises boards of directors and special litigation committees in conducting internal investigations and addressing shareholder litigation demands.  He also defends challenges to investment services and products, data breach litigation, and claims under the Racketeer Influenced and Corrupt Organizations Act, the False Claims Act, the Employee Retirement Income Security Act, and the Fair Labor Standards Act.  Mr. Mendro authors chapters of two leading litigation treatises, and he is a member of the Steering Committee of Gibson Dunn’s Securities Litigation Practice Group, which is consistently ranked as one of the top securities litigation practices in the country.

In addition to defending private claims, Mr. Mendro regularly represents businesses in litigation with the government.  He has defended numerous companies in investigations and actions by the Consumer Financial Protection Bureau, the Securities and Exchange Commission, and large coalitions of state attorneys general.  He also has represented leading industry groups in challenging administrative rulemakings.

Mr. Mendro graduated cum laude from Harvard Law School.  He earned a bachelor’s degree from the University of Florida, where he graduated first in his class.  Mr. Mendro also served as a law clerk to the Honorable Gerald B. Tjoflat of the United States Court of Appeals for the Eleventh Circuit.

Mr. Mendro is admitted to practice law in Washington, D.C., New York, California, and numerous federal courts, including the Supreme Court of the United States and the United States Courts of Appeals for the First, Second, Third, Fourth, Fifth, Seventh, Ninth, Eleventh, and D.C. Circuits.

Representative Shareholder Litigation Matters:

  • Won dismissal of a securities class action and parallel derivative litigation claiming that a worldwide hotel operator made false and misleading statements concerning its susceptibility to cyberattacks.
  • Won dismissal of derivative claims asserting that the board of directors of a global science and technology innovator misled its investors about its commitment to diversity and inclusion.
  • Won dismissal of derivative claims alleging that the directors and officers of a major retail company failed to oversee the company’s compliance with consumer protection laws.
  • Won dismissal of a securities class action challenging a biotechnology company’s public statements about the development of its products.
  • Won dismissal of multiple class actions challenging a merger that created the world’s largest hotel company.
  • Won dismissal of underwriters from a securities class action arising out of a disputed stock offering by a real estate finance company.
  • Won dismissal of derivative claims against the directors and officers of a leading government contractor arising from its announcement that it entered into a deferred prosecution agreement with the U.S. Department of Justice.
  • Won dismissal of a derivative action claiming that the board of directors of a major pharmaceutical company improperly awarded executive compensation that did not qualify for certain tax deductions.
  • Won dismissal of a derivative action accusing executives of a technology company of backdating stock options.

Other Representative Matters:

  • Successfully challenged a controversial Labor Department regulation that would have redefined the obligations of investment professionals.
  • Won a precedent-setting appellate victory that reversed a multi-million-dollar jury verdict under the False Claims Act.
  • Won an injunction facilitating investors’ recovery on defaulted Argentine Bonds in what The Financial Times called “the trial of the century” in sovereign debt restructuring.
  • Won dismissal of claims under the Racketeer Influenced and Corrupt Organizations Act against a leading debt collection company.
  • Successfully challenged CFTC regulations with sweeping implications for the global swaps market.
  • Representing a leading government contractor in multidistrict litigation arising from a data breach perpetrated against the U.S. government.

 

EDUCATION

Harvard University - 2002 Juris Doctor

University of Florida - 1998 Bachelor of Arts

ADMISSIONS

California Bar

District of Columbia Bar

New York Bar

RECENT PUBLICATIONS

Client Alert - February 3, 2023 | Delaware Court of Chancery Holds That Corporate Officers Owe a Duty of Oversight
Firm News - June 1, 2022 | Gibson Dunn Earns 101 Top-Tier Rankings in Chambers USA 2022
Client Alert - May 20, 2022 | Ninth Circuit Enforces Forum Selection Bylaw Against Federal Securities Claim
Client Alert - July 1, 2021 | Supreme Court Holds That California’s Donor Disclosure Law Violates The First Amendment
Firm News - May 20, 2021 | Gibson Dunn Earns 94 Top-Tier Rankings in Chambers USA 2021
Client Alert - May 3, 2021 | Court Holds That Federal Securities Law Claims Are Subject to Delaware Exclusive Forum Bylaw
Webcasts - February 23, 2021 | Webcast: Challenges in Compliance and Corporate Governance
Publications - August 20, 2020 | An Oversight Claim By Any Other Name Is Reviewed Under ‘Caremark,’ Says GoPro
Client Alert - March 20, 2020 | Delaware Supreme Court Unanimously Upholds Federal-Forum Provisions
Client Alert - July 29, 2019 | Delaware Supreme Court Revisits Oversight Liability
Publications - July 17, 2019 | ‘Blue Bell’ Reaffirms but Does Not Expand the Boundaries of Oversight Liability
Article - May 16, 2018 | The ‘MFW’ Framework Gains Traction Outside the Merger Context
Client Alert - March 18, 2018 | Fifth Circuit Vacates Labor Department’s “Fiduciary Rule” “In Toto” in Chamber of Commerce of U.S.A., et al. v. U.S. Dep’t of Labor
Client Alert - January 18, 2018 | Second Circuit Vacates Class Certification Order on Price Impact Grounds
Article - November 15, 2017 | Delaware Courts Uphold Strict Limitations on Liability For Oversight Claims
Client Alert - April 3, 2017 | Supreme Court Grants Review in Securities Case About Duty to Disclose
Client Alert - February 6, 2017 | President Trump Issues Executive Order on Financial Regulation, and Memorandum on Department of Labor Fiduciary Rule
Webcasts - February 2, 2017 | Webcast: Shareholder Litigation Developments and Trends (2017)
Client Alert - October 13, 2015 | U.S. CFPB Announces Rulemaking To Curtail Use Of Arbitration Agreements That Bar Class Actions In Consumer Financial Contracts
Client Alert - July 14, 2015 | 2015 Mid-Year Securities Litigation Update
Client Alert - June 26, 2015 | Delaware Enacts Legislation Endorsing Exclusive Forum Clauses and Prohibiting Fee-Shifting Provisions
Client Alert - July 15, 2014 | 2014 Mid-Year Securities Litigation Update
Client Alert - June 23, 2014 | U.S. Supreme Court Enforces Price Impact Requirement for Securities Fraud Class Actions
Client Alert - May 13, 2014 | The Supreme Court of Delaware Upholds Fee-Shifting Bylaws as Facially Valid
Client Alert - January 21, 2014 | 2013 Year-End Securities Litigation Update
Client Alert - July 16, 2013 | 2013 Mid-Year Securities Litigation Update
Client Alert - June 28, 2013 | Delaware Court of Chancery Upholds Validity of Forum Selection Bylaws
Client Alert - June 5, 2013 | The Consumer Financial Protection Bureau: Its Foundation, Authorities, and First Year of Enforcement
Client Alert - August 13, 2012 | 2012 Mid-Year Securities Litigation Update
Client Alert - July 28, 2011 | 2011 Mid-Year Securities Litigation Update
Client Alert - July 5, 2011 | Delaware Supreme Court Holds That Derivative Plaintiffs May Assert Insider Trading Claims Without Pleading Harm to the Corporation
Client Alert - February 7, 2011 | The Delaware Supreme Court Holds That Certain Plaintiffs Can Prosecute A Corporate Books And Records Action Even After They Have Filed A Derivative Lawsuit
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